Participants were asked their opinion on global warming:

• Scientific Consensus: Most scientists think global warming is happening
• Human-caused: Caused mostly by human activities
• Happening: Global warming is happening

References:

Yale Program on Climate Change Communication (YPCCC) & George Mason University Center for Climate Change Communication (Mason 4C). (2020). Climate Change in the American Mind: National survey data on public opinion (2008-2018) [Data file and codebook]. doi: 10.17605/OSF.IO/JW79P

Ballew, M. T., Leiserowitz, A., Roser-Renouf, C., Rosenthal, S. A., Kotcher, J. E., Marlon, J. R., Lyon, E., Goldberg, M. H., & Maibach, E. W. (2019). Climate Change in the American Mind: Data, tools, and trends. Environment: Science and Policy for Sustainable Development, 61(3), 4-18. doi: 10.1080/00139157.2019.1589300

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